SE3631SW-DOther aircraft modifications
Cylinder modifications.
FAA holder: RAM Aircraft Limited Partnership
Aircraft STC directory
Teledyne Continental Motors TSIO-520-AF STCs
The Jun 30, 2026 FAA DRS snapshot contains 4 selected supplemental type certificates with status Current whose public applicability data names the Teledyne Continental Motors TSIO-520-AF. Use it to identify modification scope and recorded holders—not to determine serial-number effectivity, compatibility, installation approval, or commercial availability.
4
listed Current at snapshot
2
holder directories
3
modification categories
Aug 11, 2008
latest recorded revision
Modification demand surface
Other aircraft modifications2
Fuel systems1
Engine and powerplant1
Recorded holders
Recently revised TSIO-520-AF STCs
Showing the 4 most recently revised records. Each entry links to the FAA source and separates public approval data from private commercial claims.
View record
SE4651SWOther aircraft modifications
Installation of Slick pressurized magnetos. Also eligible on Teledyne Continental TSIO-520-NB engines modified per STC SE4327SW.
FAA holder: RAM Aircraft Limited Partnership